<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
{#    开发版本#}
    <link rel="stylesheet" href="../static/plugins/bootstrap-3.4.1/css/bootstrap.css">
{#    生产版本 压缩版#}
    <link rel="stylesheet" href="../static/plugins/bootstrap-3.4.1/css/bootstrap.min.css">
</head>
<body>
<input type="button" class="btn" value="提交">
</body>
</html>